1. The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan previously adopted by the reporting person.

2. These shares represent vested restricted stock units previously granted to the reporting person under the Issuer's equity incentive plan and were sold to satisfy tax obligations.

3. This transaction was executed in multiple trades at prices ranging from $12.01 per share to $12.38 per share, inclusive. The price reported above reflects the weighted average sale price. The reporting person undertakes to provide Gulfport Energy Corporation, any security holder of Gulfport Energy Corporation or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

Remarks:

/s/ Michael G. Moore

12/19/2017

** Signature of Reporting Person

Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person,
see
Instruction
4
(b)(v).